Which two are true about SQL Performance Analyzer (SPA)? (Choose two.)
A.It is integrated with the SQL Access Advisor. B.It predicts the impact of system changes on SQL workload response time. C.It provides before and after execution statistics for each SQL statement in the analysis task D.It offers fine-grained analysis of all the SQL statements in the analysis task as a group. E.SQL statements that were originally run concurrently are run concurrently by SPA.正确答案CE
